31307060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82387}}^1$

素因数の和:82415

約数の個数: 24

約数和(自身を含む): 69205920

約数和(自身を除く): 37898860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82387, 164774, 329548, 411935, 823870, 1565353, 1647740, 3130706, 6261412, 7826765, 15653530, 31307060]

約数ペア:

[(1, 31307060), (2, 15653530), (4, 7826765), (5, 6261412), (10, 3130706), (19, 1647740), (20, 1565353), (38, 823870), (76, 411935), (95, 329548), (190, 164774), (380, 82387)]